Brian Alspach, gambling writer and Mathematics & Statistics Professor Emeritus at Simon Fraser University, Vancouver, Canada, has a web depository with many of his gambling-related columns, all dealing with various probabilities in Poker. Questions pertaining to those probabilities often find their way to this page, so here's a sampling of the topics covered by Alspach:
[ QUOTE ] <font color="blue"> Feel free to use these computations for whatever purpose is appropriate. All I ask is that you properly acknowledge where you found the computations for those which are new.</font>